Intel Core i9 9940X 's Advantages
Larger memory bandwidth (85GB/s vs 51.2GB/s)
Larger L3 cache size (20MB vs 8MB)
AMD Ryzen 3 5300G 's Advantages
Released 2 years and 6 months late
Integrated graphics card
Higher specification of memory (DDR4-3200 vs DDR4-2666)
Higher base frequency (4.0GHz vs 3.3GHz)
Lower TDP (45W vs 165W)